Dictionaries

• Baillière's Midwives' Dictionary
• Black's Medical Dictionary, 41st Edition
• Churchill Livingstone's Dictionary of Nursing
• Collins Dictionary of Medicine
• Dictionary of Medical Acronyms & Abbreviations
• Dictionary of Medicine, Peter Collin Publishing
• Dictionary of Optometry and Visual Science
• International Dictionary of Homeopathy
• Macmillan Dictionary of Toxicology
• Merriam-Webster's Medical Desk Dictionary, Revised Edition
• Mosby's Dental Dictionary
• Mosby's Dictionary of Complementary and Alternative Medicine
• Mosby's Dictionary of Medicine, Nursing, & Health Professionals
• Mosby's Emergency Dictionary
• Pharmaceutical Medicine Dictionary
• Saunders Comprehensive Veterinary Dictionary
• Taber's Cyclopedic Medical Dictionary
• The American Heritage Medical Dictionary
• The Royal Society of Medicine Health Encyclopedia
• The Royal Society of Medicine: Medicines
• Webster's New World Medical Dictionary

• Acronym Finder
  Includes acronyms, abbreviations, and initialisms
  
• Bartleby's Reference Library
  Includes Columbia Encyclopedia, American Heritage Dictionary, Roget's Thesaurus, and more
  
• Cancer Dictionary
  
• Dictionary of Canadian Biography Online
  
• Glossaire acadien de la santé
  (Glossary of Acadien health terms)
  
• Glossary of Genetic Terms
  National Human Genome Research Institute
  
• Glossary of HIV/AIDS-Related Terms
  
• Medical Dictionary (MedlinePlus)
  
• Medical Encyclopedia (MedlinePlus)
  
• Medilexicon - Biomedical/Pharmaceutical Abbreviations and more
  
• Merriam-Webster Online
  Includes etymologies and a thersaurus
  
• Merriam-Webster Medical Dictionary
  
• Spellex Medical/Pharmaceutical Spell Checker
  
• Who Named It
  Biographical dictionary of medical eponyms